avr: Add dfu-programmer for avr
Created by: webconn
Since avrs with hardware USB (like at90usbxxx or atmega[16/32]u[2/4/6] supports DFU programming using dfu-programmer, add this to deployment methodes.
Created by: webconn
Since avrs with hardware USB (like at90usbxxx or atmega[16/32]u[2/4/6] supports DFU programming using dfu-programmer, add this to deployment methodes.